When we compare the Cadillac CT4's and the Cadillac CT6's specifications and ratings, the Cadillac CT4 has the advantage in the areas of typical lower range of pricing for one- to five-year-old used cars, and fuel efficiency and resale value. The Cadillac CT6 has the advantage in the area of base engine power. Based on this comparison of the Cadillac CT4's and the Cadillac CT6's specifications and ratings, the Cadillac CT4 is a better car than the Cadillac CT6.
Cadillac CT4 vs. Cadillac CT6 Pricing
A used 2020 Cadillac CT4 ranges from $26,995 to $38,998 while a used 2020 Cadillac CT6 is priced between $36,779 to $58,819.
Cadillac CT4 vs. Cadillac CT6 Resale/Retained Value
Looking at the 5-year depreciation rate for both models, the Cadillac CT4 loses 49.1 percent of its value and the Cadillac CT6 loses 56.3 percent of its value. This means the Cadillac CT4 retains 7.2 percentage points more of its value and has the advantage of higher resale value versus the Cadillac CT6.
Engine Power and Fuel Efficiency Comparison
For engine performance, the Cadillac CT4’s base engine makes 237 horsepower, and the Cadillac CT6 base engine makes 335 horsepower. The CT4 is rated to deliver an average of 27 miles per gallon, with a highway range of 578 miles. The CT6 is rated to deliver an average of 21 miles per gallon, with a highway range of 518 miles. This gives the Cadillac CT4 the fuel efficiency and maximum range advantage over the Cadillac CT6. The CT4 uses premium unleaded, and the CT6 uses regular unleaded.